| Year | Month | Dividend (%) |
|---|---|---|
| 2026 | Feb | 150 |
| 2025 | Feb | 145 |
| 2024 | Feb | 128 |
| 2023 | Feb | 83 |
| 2022 | Feb | 80 |
| 2021 | Feb | 70 |
| 2020 | Feb | 70 |
| 2019 | Feb | 70 |
| 2018 | Feb | 68 |
| 2017 | Feb | 65 |
| 2016 | Feb | 63 |
| 2015 | Feb | 60 |
| 2014 | Feb | 10 |
| 2014 | Feb | 48 |
| 2013 | Feb | 45 |
| 2012 | Feb | 43 |
| 2011 | Feb | 40 |
| 2010 | Feb | 38 |
| 2009 | Feb | 20 |
| 2008 | Feb | 38 |
| 2007 | Mar | 35 |
| 2006 | Mar | 35 |
| 2005 | Feb | 33 |
| 2004 | Feb | 30 |
| 2003 | Oct | 10 |
| 2003 | Jan | 28 |
| 2002 | Feb | 25 |
| 2001 | Feb | 23 |
| 2000 | Feb | 15 |
| 1999 | Jul | 20 |
| 1998 | Jun | 15 |